baber/WOPTO huggingface dataset:
Patent JP-2003163604-A (JP)
Title: Level correction circuit with temperature compensation circuit, and communication equipment
Inventor: TAKEDA SEISO
IPC: H03F1/30
Filed: 2001-11-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide communication equipment using a level correction circuit with a temperature compensation circuit capable of automatically compensating fluctuation of a reception signal level based on a temperature change.  <P>SOLUTION: The communication equipment is provided with an antenna for transmitting and receiving radio waves and transmits and receives data to/from the outside by using the radio waves. The communication equipment is composed of a reception signal route and a transmission signal route. A reception data amplification part which is a reception element of the reception signal route, is equipped with a level correction circuit having a temperature compensation circuit, which is provided with, for instance, an input end, an output end, a common line and first and second impedance elements and a variable resistor serially connected between both impedance elements between the input end and the common line, for which a common end of the variable resistor and the output end are connected, and which is provided with a negative temperature coefficient thermistor connected in parallel to the second impedance element connected between the variable resistor and the common line.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003168956-A (JP)
Title: Variable phase shifter
Inventor: NAKAYA YASUHIRO
IPC: H03H7/20
Filed: 2001-11-30
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a variable phase shifter which is so constituted as to be capable of continuously adjusting phase quantity and be suitable for integration.  <P>SOLUTION: The phase shifter has a constitution in which a first reactance element 21 is connected between an input terminal 24 and an output terminal 25, a second reactance element 22 is connected between the terminal 25 and a variable resistor 23 in a phase shift quantity adjusting section 2, and an input signal is amplified by an amplifier circuit 1 and is inputted into the section 2. The impedance when viewing the terminal 24 side from the terminal 25 in the section 2 includes only reactance components by the element 21 if a resistance value of a variable resistor 23 is satisfactorily large, and becomes a serial impedance of the reactance components by the element 21 and the reactance components by the element 22 if the resistant value of the resistor 23 is satisfactorily small. The phase shift quantity changes continuously as the change of the impedance.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003167846-A (JP)
Title: Service providing device and method, computer-readable storage medium, and computer program
Inventor: TAGASHIRA NOBUHIRO
IPC: G06Q30/02
Filed: 2001-11-30
Abstract: <P>PROBLEM TO BE SOLVED: To realize a service providing method comfortable for a user and secured for a service provider.  <P>SOLUTION: This service providing device for providing the service on the basis of the request from the user, is provided with a means for verifying the justice of the information, acquiring the use situation by the user, determining a service providing method in accordance with a result of the verification of the service request and the information on the use situation, and providing the service. The flow of the contents stored in a media can be surely prevented even when a protecting method which is considered to be safe now, is broken by any chance.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003173511-A (JP)
Title: Magnetic recording medium, method for manufacturing the same and magnetic recording device
Inventor: KANDA TETSUNORI
IPC: G11B5/73
Filed: 2001-12-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnetic recording medium with high recording density having excellent thermal stability and reduced noises.  <P>SOLUTION: The magnetic recording medium 100 has a first orientation controlling layer 2, second orientation controlling layer 4, soft magnetic layer 6, nonmagnetic layer 8, recording layer 12 and carbon protective layer 14 on a substrate 1. The recording layer 12 is made of a L1<SB>0</SB>regular alloy phase showing ferromagnetism and a FePt<SB>3</SB>regular alloy phase showing paramagnetism. Thereby, the magnetic coupling force affecting between the L1<SB>0</SB>regular alloy phases is cut by the paramagnetic FePt<SB>3</SB>regular alloy phase and the magnetic interaction between the L1<SB>0</SB>regular alloy phases is decreased to reduce the noise. By using the L1<SB>0</SB>regular alloy having high crystal magnetic anisotropy for the recording layer 12, the medium has excellent thermal stability and is capable of high density recording.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003166970-A (JP)
Title: Gas concentration detector for internal combustion engine
Inventor: HASEGAWA JUN
IPC: G01N27/04
Filed: 2001-12-03
Abstract: <P>PROBLEM TO BE SOLVED: To correct the detecting error in association with the aging or temporary change of an element temperature due to the control of a heater for holding the cells of a composite gas concentration sensor in an active state.  <P>SOLUTION: The voltage of current to be applied to the pump cell 110 and the monitor cell 120 of the composite gas concentration sensor 100 is temporarily switched in a predetermined period, and the element resistances of the cells 120 and 110 are detected from the voltage change and the current change at that time. The energization of the heater 151 is controlled so that these element resistances coincide with desired target element resistance, and the NOx concentration is sequentially detected by the detected value of the current flowing to a sensor cell 130. Then, since the element resistance Rms of the cell 120 of the control cell is suitably corrected in response to the change amount of the element resistance Rps of the cell 110, the detecting error in association with the aging or temporary change of the element temperature due to the heater control the sensor 100 can be corrected.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003135922-A (JP)
Title: Air cleaning apparatus
Inventor: CHO TO
IPC: F24F13/28
Filed: 2001-11-01
Abstract: PROBLEM TO BE SOLVED: To provide clean air. SOLUTION: An air cleaning apparatus is composed of a supersonic wave generating unit 1, a first cleaning chamber 2, a second cleaning chamber 3, a water circulating pump 4 and a water showering part 5 arranged in the chamber 3. An air intake 6 is arranged in the middle of the chamber 2. A copper alloy filter/zeolite filter 7 is arranged between the chamber 2 and the chamber 3 and functions as a water filter by being given water by the showering part 5. The filter 7 collects toxic substances and supersonic wave is applied to a water tank in the first cleaning chamber to accelerate the dissolution and decomposition of the collected toxic substances. A secondary filter 8 is arranged in the upper part of the chamber 3 for reducing the moisture generated in the filter 7.  A ventilation fan 9 is arranged in the upper part of the chamber 3 for discharging the cleaned air, a float part 10 for keeping constant the water level of the water tank and a water replenishing tank 11 for replenishing water are arranged.
Patent JP-2002221198-A (JP)
Title: Bushing for variable stationary blade
Inventor: DINGWELL WILLIAM TERENCE
IPC: F16C17/24
Filed: 2001-12-07
Abstract: PROBLEM TO BE SOLVED: To provide a variable stationary blade 56 for a gas turbine engine 10 including a bushing 120 to help the extension of the effective longevity of a stationary blade assembly body. SOLUTION: The stationary blade assembly body includes a spacer 126 and a blade 74 fixed on an engine casing 62. The bushing is positioned between the spacer and the blade and prevents the spacer and the blade from contacting with the engine casing. The bushing is manufactured of some materials formed in a matrix so that at least one part the bushing has electric conductivity. An electrically conductive path to discharge an electric charge through the bushing is formed while driving the engine.
Patent JP-2003177691-A (JP)
Title: Information bulletin board system
Inventor: IKUTA DAISUKE
IPC: G06F3/048
Filed: 2001-12-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide an information bulletin board system in which unspecified large number of people input character data with easy operation and the inputted character data is immediately displayed in a designed fashion in an appropriate expression.  <P>SOLUTION: The information bulletin board system is provided with an information inputting means for inputting character data, an information processing means for carrying out preset processing on the inputted character data, an information recording means for recording the character data processed by the information processing means, a display processing means for specifying the display method of the character data, and an information display device for displaying the character data recorded by the information recording means based on the display method specified by the display processing means.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003144079-A (JP)
Title: Pressed fermented soybean
Inventor: SUZUKI HIROO
IPC: A23L11/00
Filed: 2001-11-07
Abstract: PROBLEM TO BE SOLVED: To provide a method for pressing fermented soybean by which digestive property of fermented soybean is improved in order to solve indigestibility of conventional fermented soybeans. SOLUTION: Whole-grained soybeans immersed in water are pressed by roller, etc., and heated and then cooled and mixed with Bacillus natto or the soybeans and Bacillus natto are packed with a leaf to prepare the pressed fermented soybean. These soybeans can be heated before applying to roller. Cut soybeans can be applied to roller. A method for pressing these soybeans without using the roller is suitable for small-lot production.
Patent JP-2003185994-A (JP)
Title: Liquid crystal display device
Inventor: SHIRATO YASUYUKI
IPC: G02B6/00
Filed: 2001-12-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a product that is inexpensive, can be made small and is easy to reassemble without backlash even in a liquid crystal display device wherein two or more LCDs or LCMs are mounted on a back light unit.  <P>SOLUTION: A reflector 16 is sandwiched between light transmission plates 15 and 15' for mounting two LCDs 3 and 3' on surface and rear faces, the reflector 16 and the light transmission plates 15 and 15' are stacked to be united into one, and a light source supported by a printed board is arranged on one side surface side of the light transmission plates 15 and 15'. In fixing the LCD 3 with a fixed pawl 15a and a movable pawl 15b of the light transmission plates 15 and 15', the respective pawls 15a and 15b are provided with an inclined part so as to eliminate backlash sound.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003182538-A (JP)
Title: Iron floor plate incorporating sprinkler
Inventor: MATSUI MASAHIRO
IPC: B60S3/04
Filed: 2001-12-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide an iron floor plate incorporating a sprinkler capable of automatically washing a tire to which mud adheres of a dump truck transporting digged sediment in excavation work of the ground to reduce cost.  <P>SOLUTION: An iron floor plate 2 is provided with a sprinkler 3 for injecting washing water for an object to be washed to wash it in a part where at least the object to be washed passes to form the iron floor plate 1 incorporating the sprinkler.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003180891-A (JP)
Title: Shaft for golf club and golf club using the same
Inventor: FUJIMARU KEIJI
IPC: A63B53/10
Filed: 2001-12-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a golf club shaft by which a kink generated on impact with a shaft axis as the center, which is a problem in a conventional golf club, is eliminated, a head is stably moved at the moment of the impact and distance and direction are enhanced in hitting a ball and also to provide the golf club using the shaft.  <P>SOLUTION: The golf club shaft of the present invention is provided with a rear end part where a grip is arranged and a front end part where the head is arranged. The outer diameter of the shaft is fixed from the rear end of the rear end part toward the front end part to a point which is 40-60% of the whole length of the shaft. Besides, a tapering work is partially performed at least a part from the point to the front end part. Thus, the outer diameter of the shaft in the front end part is set to be smaller than that of the rear end part.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003181766-A (JP)
Title: Grinding tool and polishing tool
Inventor: NISHIKI MASAO
IPC: B24D5/00
Filed: 2001-12-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a grinding tool which is able to improve machining efficiency by changing its combination according to machining conditions.  <P>SOLUTION: The grinding tool 1 is provided with an outer grinding tool body 2 composed of a cup shape base 4 and a cylindrical skirt 5 which has abrasive grains 7 having grinding ability, so as to be mixed with a rubber part fixed to the base 4, and an inner grinding tool body 3 composed of a cup shape base 8 and a cylindrical skirt 9 which has abrasive grains 11 having grinding ability, so as to be mixed with a rubber part fixed to the base 8, wherein the inner grinding tool body 3 is coaxially fit inside the outer grinding tool body 2 when the grinding tool 1 is used.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003183827-A (JP)
Title: Thin-film forming apparatus
Inventor: MOROHASHI SHINICHI
IPC: H05H1/24
Filed: 2001-12-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thin-film forming apparatus which solves a structural problem of upsizing the apparatus for preventing a leak of magnetic fluxes together with retaining an advantage of a conventional opposed target type capable of sputtering at a high speed and a low temperature, can form a multilayer structure of the thin film having a cost advantage through miniaturization of a structure, multi-targeting and the resulting miniaturization of the vacuum apparatus, in addition, realizes sputtering in a state of higher density plasma, and enables the in-situ multilayer structure of the thin film to be formed in high vacuum at a high speed and at a low temperature.  <P>SOLUTION: The thin-film forming apparatus for utilizing voluntary and induced electron-beam-excited plasma in order to realize sputtering in a state of higher density plasma, has a polyhedron target holder which includes the targets on each parallel face arranged around a rotatable rotation shaft of a polyhedron type, and each face in a different pair of polyhedron target holders is arranged to be faced to each other in order to solve the problem of the magnetic flux leak, and magnets on a back side of each target of the polyhedron target holder are arranged so as to alternately change the polarity of the magnet in order to completely close lines of magnetic flux into the inner surface of the polyhedron target holder.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003183209-A (JP)
Title: Method for producing formal compound or ketal compound
Inventor: HARASHINA HATSUHIKO
IPC: C07D317/20
Filed: 2001-12-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method capable of producing a formal compound or a ketal compound to which hydroxymethyl group is added under mild conditions.  <P>SOLUTION: This method for producing a formal compound or ketal compound to which H-(OCH<SB>2</SB>)<SB>n</SB>group [n is an integer of ≥1] is added comprises reacting formals or ketals (e.g. 1,3-dioxolane) with formaldehydes (e.g. formaldehyde, para-formaldehyde or trioxane) in the presence of a metal compound (e.g. cobalt compound) and a specific oxidizing agent (e.g. oxygen).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003188479-A (JP)
Title: Semiconductor light amplifier module and its manufacturing method
Inventor: OGAWA IKUO
IPC: H01S5/14
Filed: 2001-12-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gain clamp type semiconductor light amplifier module capable of reducing a set error or dispersion in gain and a method for manufacturing the module.  <P>SOLUTION: A module is constituted by arranging reflectors on respective prescribed positions of input and output optical waveguides to be quartz group plane optical waveguides formed on a substrate and arranging a semiconductor light amplifier between the reflectors. The semiconductor light amplifier module is manufactured by arranging at least one of the reflectors to be arranged on the optical waveguides of the input and output sides is arranged on the prescribed position of the optical waveguide after connecting the amplifier to the I/O optical waveguides. Even when combined loss is changed, the gain variation of the module can be suppressed to a low value and roughly set up to a required value. Since the dispersion of the combined loss between an SOA element and the optical waveguide is small, an array module of which the module gain between channels is extremely uniform can be manufactured.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002318028-A (JP)
Title: Heat pump type chiller
Inventor: NISHIKAWA KENICHI
IPC: F25B30/02
Filed: 2001-12-21
Abstract: PROBLEM TO BE SOLVED: To operate a heat pump type chiller, without deteriorating the capacity and efficiency, even in the individual operation or the simultaneous operation of either one of brine side or tap water side. SOLUTION: A first switching means 3b for switching between the conduction of refrigerant into a hot-water supplying heat exchanger 2 and the bypassing of the same and a second switching means 3c for switching between the conduction of refrigerant into a heat exchanger 4 for brine and the bypassing of the same are provided, whereby a control device 9 controls the first switching means 3b or the second switching means 3c according to a selected operation mode to pass the refrigerant through only the hot-water supplying heat exchanger 2 or the heat exchanger 4 for brine, which is selected by the control device 9.  According to this method, the heat exchanger, not necessary for the operation, is bypassed to circulate the refrigerant, whereby a heat loss in the same heat exchanger can be eliminated thereby operating a heat pump chiller, without deteriorating the capacity and efficiency of the same, even in the individual operation or simultaneous operation of either of the brine side or tap water side.
Patent JP-2002201970-A (JP)
Title: Method and device for controlling valve by variable valve stroke
Inventor: DENZ HELMUT
IPC: F01L9/20
Filed: 2001-12-21
Abstract: PROBLEM TO BE SOLVED: To improve a method and a control device for controlling a valve by a variable valve stroke. SOLUTION: In this method, controlling a valve arranged in an inlet opening part or an outlet opening part of a combustion chamber in an internal combustion engine by a variable valve stroke, the valve is controlled by depending on evaluation of a pressure in the combustion chamber. In this device, controlling the valve arranged in the inlet opening part or the outlet opening part of the combustion chamber in the internal combustion engine by the variable valve stroke, the device of type having a combustion chamber pressure sensor supplying a pressure signal indicating the pressure of the combustion chamber and a control device controlling a valve stroke controls the valve by the variable valve stroke. The control device has an evaluation device evaluating the pressure signal.
Patent JP-2003198448-A (JP)
Title: Wireless receiver
Inventor: HARA YOSHITAKA
IPC: H04B7/26
Filed: 2001-12-25
Abstract: <P>PROBLEM TO BE SOLVED: To perform high-accuracy weight operation with less known symbols in an adaptive array antenna.  <P>SOLUTION: The weight supplied from a weight calculation part 2 is multiplied respectively to respective received signals from a plurality of antennas 1, and composited by a signal composition part 4. The weight calculation part 2 performs a correlation matrix operation by using a received signal before the arrival of a desired signal and performs a correlation vector operation by using a received signal while the desired signal is present and by using the result, a weight (w) is operated. Thus, the high-accuracy weight operation can be performed with less known symbols.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003156569-A (JP)
Title: Capacity coupling type sensor device
Inventor: KITAMURA TERUO
IPC: G01N27/22
Filed: 2001-12-27
Abstract: PROBLEM TO BE SOLVED: To allow an acquired output signal to be DC voltage, for higher versatility. SOLUTION: A sensor part 400 comprises a transmission electrode 401, a reception electrode 402, and a shield electrode 403, three in total. The shield electrode 403 is always grounded for shielding, in terms of high frequency, between the transmission electrode 401 and the reception electrode 402. The transmission electrode 401 is applied with a high frequency voltage from a high frequency oscillation circuit 410. The reception electrode 402 outputs a high frequency voltage corresponding to the value of electrostatic capacity between both electrodes 401 and 402. The high frequency voltage outputted from the reception electrode 402 is converted into a DC voltage by a detection circuit 420. Presence of substance or quantity of substance is decided according to the value of DC voltage acquired by the detection circuit 420.
Patent JP-2003191250-A (JP)
Title: Graphite mold of good moldability
Inventor: HAYAKAWA HIROSHI
IPC: C04B35/52
Filed: 2001-12-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a graphite mold for resin molding which is so excellent in moldability as to hardly cause a defect such as a weld, a short or a burn in a molded article and which has a short cycle time and is lightweight and inexpensive in the cost.  <P>SOLUTION: The graphite mold of good moldability for resin molding is formed of a graphite material having a gas permeability of 1×10<SP>-2</SP>-10 cm<SP>2</SP>/sec, a heat conductivity of 60 W/(m K) or above and the average pore diameter of the surface of 0.1-20 μm.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003194605-A (JP)
Title: Ultrasonic flow measuring instrument
Inventor: MIYATA HAJIME
IPC: G01F15/00
Filed: 2001-12-28
Abstract: <P>PROBLEM TO BE SOLVED: To eliminate a drift current in a flow passage to enhance measuring precision, and to reduce the size of an instrument.  <P>SOLUTION: This measuring instrument is provided with a drift restraining means 25 provided adjacently to a downstream of an opening and closing valve 23 provided in an upstream of the measuring flow passage 1, a bending part 33 for bending a flow in the flow passage at a substantially right angle, and a stream lining means 34 provided in an inlet port 4 of the measuring flow passage. The drift current generated in a downstream of a valve seat opening 26 in the opening and closing valve 23 in the measuring flow passage is thereby suppressed by the drift restraining means 25, and a fluid in the measuring flow passage 1 can be straightened by an action of the straightening means 34 in the inlet port 4 of the measuring flow passage, after the flow is mixed by the bending part.  <P>COPYRIGHT: (C)2003,JPO